<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width,initial-scale=1.0,user-scalable=no">
        <link rel="stylesheet" href="../src/hans-ui.css">
        <title>页面布局</title>
    </head>
    <body>
        <div class="tt-header">
            标题栏
        </div>
        <div class="tt-navbar">
            导航栏
        </div>
        <div class="tt-content">
            内容区
        </div>
        <!-- 页面蒙版 -->
        <div class="tt-mask"></div>
    </body>
</html>